Barbour Index provided technical information to the construction industry. Ken Garland & Associates designed their materials from 1962–73. This may have been printed just before 1972, the year the Metrication Board recommended that the building industry go fully metric.
Interestingly, that’s not a perfect conversion: 2′ 10½″ is 876.3 mm. Wonder if there was some change in standards going on at the same time. Not really a typography issue, but I’ve heard horror stories about a British company trying to build diesel engines to German plans around this time going very wrong because of inconsistent conversion practices…
1 Comment on “The Change to Metric, Barbour Index leaflet”
Interestingly, that’s not a perfect conversion: 2′ 10½″ is 876.3 mm. Wonder if there was some change in standards going on at the same time. Not really a typography issue, but I’ve heard horror stories about a British company trying to build diesel engines to German plans around this time going very wrong because of inconsistent conversion practices…